Notes is a Model Context Protocol (MCP) server: Centralized note store across AI clients: Claude, ChatGPT, Cursor, Codex, Windsurf. Save in one clie. As an MCP server it plugs straight into AI assistants, exposing its functionality as tools the model can invoke on your behalf.
It's a hosted (remote) server — point your client at https://notes.mctx.ai/v1.5.4 and you're connected, with nothing to install locally. The current release is v1.5.4.
You'll find Notes in the Communication category here on mcp.site; it connects to Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, Zed, and any other MCP client — see the install snippets below. If you maintain Notes for mctx-ai, claim this listing to verify ownership, earn the Verified badge, and keep the details current.